How will Amazon revolutionize health care? Follow its footprints in Seattle

mazon’s effort to shake up health care is as tantalizing as it is opaque — a giant black box hanging over one-fifth of the American economy.

But several clues about its plans are plainly visible in its hometown of Seattle, where it has hired executives from health industry heavyweights and spurred adoption of technologies it may eventually use to upend drug distribution and other aspects of care.